Ophthalmic instrument control board



FIG. 1 is a top plan view of an ophthalmic instrument control board showing my new design ;

FIG. 2 is a view of the control board from one side, the opposite side being of substantially the identical appearance; and

FIG. 3 is a view of one end, the opposite end being of substantially identical appearance. 

The ornamental design for an ophthalmic instrument control board, as shown and described. 